Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330001 | Fire protection systems and methods using fire protection devices installed in pipe fittings with an internally housed seal member | Shawn J. Feenstra, Gary William Pleyte | 2025-06-17 |
| 12257465 | Fire protection systems and methods using fire protection devices installed in pipe fittings with an internally housed seal member | Shawn J. Feenstra, Gary William Pleyte | 2025-03-25 |
| 12042681 | Fire suppression system and method for a helicopter landing pad | Shawn J. Feenstra | 2024-07-23 |
| 11980786 | Proportioner for a fire protection system | Marc Serge Ferere, Shawn J. Feenstra | 2024-05-14 |
| 11872425 | Fire protection systems and methods using fire protection devices installed in pipe fittings with an internally housed seal member | Shawn J. Feenstra, Gary William Pleyte | 2024-01-16 |
| 11771936 | Proportioner for a fire protection system | Marc Serge Ferere, Shawn J. Feenstra | 2023-10-03 |
| 11596821 | Proportioner for a fire protection system | Marc Serge Ferere, Shawn J. Feenstra | 2023-03-07 |
| 11559710 | Fire protection containment unit for intermediate bulk containers | Martin H. Workman, Shawn J. Feenstra | 2023-01-24 |